Ordnance Survey People

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Dublin Observatory Dome


 


Trig Obs End

Matches 1 to 1 of 1

   Last Name, Given Name(s)    Trig Obs End    Person ID 
1 PORTLOCK, Joseph Ellison  30 Jun 1830I18611

Trig Obs Start

Matches 1 to 1 of 1

   Last Name, Given Name(s)    Trig Obs Start    Person ID 
1 PORTLOCK, Joseph Ellison  9 Feb 1830I18611

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This site uses records in the public domain that relate to people that have worked on the Ordnance Survey in the United Kingdom and Ireland and the close families of these people. The three Ordnance Survey organisation in Great Britain, Northern Ireland and the Republic of Ireland are not responsible for the creation, operation, or the accuracy of any of the information in this site.